arm generic interrupt controller v5 drivers · Maintained

Maintainers

• M Lorenzo Pieralisi <lpieralisi@kernel.org>
• M Marc Zyngier <maz@kernel.org>

Paths

• F Documentation/devicetree/bindings/interrupt-controller/arm,gic-v5*.yaml
• F drivers/irqchip/irq-gic-its-msi-parent.[ch]
• F drivers/irqchip/irq-gic-v5*.[ch]
• F include/linux/irqchip/arm-gic-v5.h

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v4 00/48] KVM: arm64: Add GICv5 IRS support
  2026-07-24 10:52 · 6 replies in 7d · Sascha Bischoff <hidden>

Recent patches

Most-recent 30 patches in this subsystem on linux-arm-kernel (capped at 30), ordered by date desc.

• HOTtoday [PATCH v4 13/48] KVM: arm64: gic-v5: Implement VPE IRS MMIO Ops
  2026-07-24 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v4 10/48] KVM: arm64: gic-v5: Introduce guest IST alloc and management
  2026-07-24 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v4 09/48] KVM: arm64: gic-v5: Create and manage VM and VPE tables
  2026-07-24 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v4 08/48] KVM: arm64: gic-v5: Add VPE doorbell domain
  2026-07-24 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v4 04/48] KVM: arm64: gic-v5: Define remaining IRS MMIO registers
  2026-07-24 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v4 02/48] irqchip/gic-v5: Provide OF IRS config frame attrs to KVM
  2026-07-24 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v3 13/40] KVM: arm64: gic-v5: Implement VPE IRS MMIO Ops
  2026-07-03 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v3 10/40] KVM: arm64: gic-v5: Introduce guest IST alloc and management
  2026-07-03 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v3 09/40] KVM: arm64: gic-v5: Create and manage VM and VPE tables
  2026-07-03 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v3 08/40] KVM: arm64: gic-v5: Add VPE doorbell domain
  2026-07-03 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v3 04/40] KVM: arm64: gic-v5: Define remaining IRS MMIO registers
  2026-07-03 · Sascha Bischoff <hidden>
• HOTtoday [PATCH v3 02/40] irqchip/gic-v5: Provide OF IRS config frame attrs to KVM
  2026-07-03 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 13/39] KVM: arm64: gic-v5: Implement VPE IRS MMIO Ops
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 10/39] KVM: arm64: gic-v5: Introduce guest IST alloc and management
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 09/39] KVM: arm64: gic-v5: Create & manage VM and VPE tables
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 08/39] KVM: arm64: gic-v5: Add VPE doorbell domain
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 04/39] KVM: arm64: gic-v5: Define remaining IRS MMIO registers
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 02/39] irqchip/gic-v5: Provide OF IRS config frame attrs to KVM
  2026-05-21 · Sascha Bischoff <hidden>
• STALE74d REVIEWED: 13 (13M) [PATCH v2 1/3] irqchip/gic-v5: Move LPI allocation into the LPI domain
  2026-05-06 · Sascha Bischoff <hidden>
• STALE79d [PATCH 1/3] irqchip/gic-v5: Move LPI alloc/free into LPI domain
  2026-04-30 · Sascha Bischoff <hidden>
• STALE64d [PATCH 36/43] KVM: arm64: gic-v5: Implement save/restore mechanisms for ISTs
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 18/43] KVM: arm64: gic-v5: Define remaining IRS MMIO registers
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 10/43] KVM: arm64: gic-v5: Implement VPE IRS MMIO Ops
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 09/43] KVM: arm64: gic-v5: Implement VMT/vIST IRS MMIO Ops
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 08/43] KVM: arm64: gic-v5: Introduce guest IST alloc and management
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 07/43] KVM: arm64: gic-v5: Create & manage VM and VPE tables
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 06/43] KVM: arm64: gic-v5: Add VPE doorbell domain
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 05/43] KVM: arm64: gic-v5: Extract host IRS caps from IRS config frame
  2026-04-27 · Sascha Bischoff <hidden>
• STALE64d [PATCH 04/43] irqchip/gic-v5: Provide IRS config frame attrs to KVM
  2026-04-27 · Sascha Bischoff <hidden>
• STALE122d REVIEWED: 1 (1M) [PATCH v7 17/41] KVM: arm64: gic-v5: Implement GICv5 load/put and save/restore
  2026-03-19 · Sascha Bischoff <hidden>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE178d REVIEWED: 1 (1M) [PATCH v3 6/6] irqchip/gic-v5: Add ACPI IWB probing
  2026-01-15 · Lorenzo Pieralisi <lpieralisi@kernel.org> · 1 Reviewed-by
• STALE175d REVIEWED: 1 (1M) [PATCH v4 15/36] KVM: arm64: gic-v5: Implement GICv5 load/put and save/restore
  2026-01-28 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE175d REVIEWED: 1 (1M) [PATCH v4 17/36] KVM: arm64: gic-v5: Finalize GICv5 PPIs and generate mask
  2026-01-28 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE141d REVIEWED: 1 (1M) [PATCH v5 15/36] KVM: arm64: gic-v5: Implement GICv5 load/put and save/restore
  2026-02-26 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE141d REVIEWED: 1 (1M) [PATCH v5 17/36] KVM: arm64: gic-v5: Finalize GICv5 PPIs and generate mask
  2026-02-26 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE141d REVIEWED: 1 (1M) [PATCH v5 35/36] KVM: arm64: gic-v5: Communicate userspace-driveable PPIs via a UAPI
  2026-02-26 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE126d REVIEWED: 1 (1M) [PATCH v6 16/39] KVM: arm64: gic-v5: Implement GICv5 load/put and save/restore
  2026-03-17 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE122d REVIEWED: 1 (1M) [PATCH v7 17/41] KVM: arm64: gic-v5: Implement GICv5 load/put and save/restore
  2026-03-19 · Sascha Bischoff <hidden> · 1 Reviewed-by
• STALE74d REVIEWED: 13 (13M) [PATCH v2 1/3] irqchip/gic-v5: Move LPI allocation into the LPI domain
  2026-05-06 · Sascha Bischoff <hidden> · 2 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• COLD50d [PATCH v2 02/39] irqchip/gic-v5: Provide OF IRS config frame attrs to KVM
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 04/39] KVM: arm64: gic-v5: Define remaining IRS MMIO registers
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 08/39] KVM: arm64: gic-v5: Add VPE doorbell domain
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 09/39] KVM: arm64: gic-v5: Create & manage VM and VPE tables
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 10/39] KVM: arm64: gic-v5: Introduce guest IST alloc and management
  2026-05-21 · Sascha Bischoff <hidden>
• COLD50d [PATCH v2 13/39] KVM: arm64: gic-v5: Implement VPE IRS MMIO Ops
  2026-05-21 · Sascha Bischoff <hidden>